PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15356170-7 2004 In vitro C3aR is functional in terms of its capacity to bind 125I-labeled C3a and generate inositol triphosphate. Inositol triphosphate 91-112 complement C3 Homo sapiens 9-12